Authentication Samples properties file changes.
Removed sone duplicate samples.
Added methods to properties
removed labels from properties
removed labes from properties
Merge pull request #934 from RajmeetBal/SnippetFestJSActivityStreamService

Added methods to properties
Merge pull request #932 from RajmeetBal/SnippetFestJSAuthentication

Authentication Samples properties file changes.
Merge branch 'master' into EP_Changes
added documentation and updated code